644005730

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{823}}^1\times {\mathrm{4603}}^1$

素因数の和:5450

約数の個数: 32

約数和(自身を含む): 1229157504

約数和(自身を除く): 585151774

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 823, 1646, 4115, 4603, 8230, 9206, 13991, 23015, 27982, 46030, 69955, 78251, 139910, 156502, 391255, 782510, 3788269, 7576538, 18941345, 37882690, 64400573, 128801146, 322002865, 644005730]

約数ペア:

[(1, 644005730), (2, 322002865), (5, 128801146), (10, 64400573), (17, 37882690), (34, 18941345), (85, 7576538), (170, 3788269), (823, 782510), (1646, 391255), (4115, 156502), (4603, 139910), (8230, 78251), (9206, 69955), (13991, 46030), (23015, 27982)]